Home / 70,883.43-97,819.23-38,617.89

Finding the Fourth Proportional to 70,883.43, 97,819.23 and 38,617.89

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Solution

The fourth proportional to 70,883.43, 97,819.23 and 38,617.89 is: 53,292.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,883.43 : 97,819.23 = 38,617.89 : x
  2. Step 2: Convert to fraction form
    70,883.43/97,819.23 = 38,617.89/x
  3. Step 3: Cross multiply
    70,883.43x = 97,819.23 × 38,617.89
  4. Step 4: Simplify right side
    70,883.43x = 3,777,572,264.02
  5. Step 5: Solve for x
    x = 3,777,572,264.02/70,883.43
  6. Step 6: Final answer
    x = 53,292.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.